JSFiddle - React, Tailwind, and code Playground

HTML

<form id="foo" method="post" action="http://www.google.com">
    <input type="text" value="test">
    <input type="hidden" value="test2">
    <input type="submit" value="test3">
</form>

JavaScript

$(document).ready(function() {
    //$("input[type!='submit']")
    //$("input[type!='hidden']")
    $("input[type!='submit'][type!='hidden']")
        .val("changed");
    $("#foo").submit(function(){
        $("input").each(function(){
            alert($(this).val());
        });
        return false;
    }); 
});